Denitrification Performance and Microbiological Mechanisms Using Polyglycolic Acid as a Carbon Source
Zhichao Wang,
No information about this author
Chenxi Li,
No information about this author
Wenhuan Yang
No information about this author
et al.
Water,
Journal Year:
2024,
Volume and Issue:
16(9), P. 1277 - 1277
Published: April 29, 2024
When
treating
municipal
wastewater,
nitrogen
removal
is
often
limited
due
to
low
C/N,
which
needs
be
compensated
for
by
additional
carbon
source
injections.
This
study
investigated
the
feasibility
of
using
industrial-waste
polyglycolic
acid
(PGA)
as
a
denitrification
in
an
SBR
obtain
economical
source.
The
results
revealed
that
optimal
performance
methanol-fed
activated
sludge
system
was
achieved
with
PGA
dosage
1.2
mL/L,
pH
7–8,
and
dissolved-oxygen
(DO)
concentration
3
±
0.5
mg/L.
Under
these
conditions,
all
quality
parameters
effluent
water
met
required
criteria
[COD
<
50
mg/L;
TN
15
NH4+-N
5(8)
mg/L].
enhanced
variety
richness
microbial
communities,
thereby
markedly
increasing
relative
abundance
major
phyla
such
Proteobacteria
Bacteroidota
genera
Paracoccus
Dechloromonas.
Furthermore,
upregulated
expression
nitrogen-metabolism-related
genera,
including
amo,
hao,
nar,
nor,
improved
system.
provides
reference
applying
low-C/N-wastewater
treatment
solid-waste
utilization.
Language: Английский
Simultaneous nitrogen and pdhosphorus removal in water supply sludge biofilter: Focus on the impact of backwashing and microbial community analysis
Yaoyao Gao,
No information about this author
Daojing Zeng,
No information about this author
Chao Liu
No information about this author
et al.
Process Safety and Environmental Protection,
Journal Year:
2024,
Volume and Issue:
189, P. 1323 - 1332
Published: July 9, 2024
Language: Английский
Characterization of Active Coagulant Agent from Crude and Extracted Stem of Musa for Treating Food Processing Wastewater
Muhammad Burhanuddin Bahrodin,
No information about this author
Nur Syamimi Zaidi,
No information about this author
Loh Zhang Zhan
No information about this author
et al.
Water Air & Soil Pollution,
Journal Year:
2024,
Volume and Issue:
235(6)
Published: May 23, 2024
Language: Английский
Exploring the impacts of steroid estrogens load and aeration intensity on the performance, membrane fouling characteristics, and bacterial community structure of the anoxic-oxic membrane bioreactor
Jingbo Guo,
No information about this author
Shengming Qiu,
No information about this author
Mingwei Liu
No information about this author
et al.
Journal of environmental chemical engineering,
Journal Year:
2024,
Volume and Issue:
12(6), P. 114236 - 114236
Published: Sept. 24, 2024
Language: Английский
Synergistically enhancing the remediation of low C/N slightly black-odorous water body using pretreated stalk in-situ loaded with sulfidated nano zero-valent iron
Fan Zhang,
No information about this author
Chen Chen,
No information about this author
Junru Zhou
No information about this author
et al.
Separation and Purification Technology,
Journal Year:
2024,
Volume and Issue:
351, P. 127976 - 127976
Published: May 16, 2024
Language: Английский
Accelerated Start-Up and Microbial Community Using Novel Plant-Based Waste Biofilter Media for the Treatment of Real Domestic Wastewater Via Simultaneous Nitrification and Denitrification
Published: Jan. 1, 2024
Language: Английский
Enhancing simultaneous nitrification and denitrification (SND) and repulsing nitrite-loop in an energy-efficient bioreactor with airlift transverse internal-loop along cross section
Lifang Yu,
No information about this author
Ran Liu,
No information about this author
Bin Dai
No information about this author
et al.
Journal of Water Process Engineering,
Journal Year:
2024,
Volume and Issue:
68, P. 106496 - 106496
Published: Nov. 11, 2024
Language: Английский